CI: Fix changed-files action usage (#10967)

Author: Turbo87

.github/workflows/ci.yml

@@ -32,6 +32,9 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
+          # This is needed to get the commit history for the changed-files action
+          # (see https://github.com/tj-actions/changed-files/blob/v46.0.5/README.md#usage-)
+          fetch-depth: 0
 
       - uses: tj-actions/changed-files@6cb76d07bee4c9772c6882c06c37837bf82a04d3 # v46.0.4
         id: changed-files-non-js